crown for chilled shot,drag shoe
相关英语词汇推荐
- ghost cancellation
- automatic closing appliance
- tubing stop
- alumina gel drilling fluid
- hysteresis cycle
- fog carbinet corrosion test
- circuitor
- reservoir performance assessment
- gauging by outage
- tong pipe up
- APP
- drilling permit
- optimal static correction
- true specular point
- exponential law
- effective area
- terra
- en echelon joint
- order distribution
- automatic range only